GB1490908A - Member of a position measuring transducer and a method of making same - Google Patents

Member of a position measuring transducer and a method of making same

Info

Publication number
GB1490908A
GB1490908A GB41279/75A GB4127975A GB1490908A GB 1490908 A GB1490908 A GB 1490908A GB 41279/75 A GB41279/75 A GB 41279/75A GB 4127975 A GB4127975 A GB 4127975A GB 1490908 A GB1490908 A GB 1490908A
Authority
GB
United Kingdom
Prior art keywords
position measuring
making same
measuring transducer
transducer
making
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB41279/75A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Inductosyn Corp
Original Assignee
Inductosyn Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inductosyn Corp filed Critical Inductosyn Corp
Publication of GB1490908A publication Critical patent/GB1490908A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/08—Photoprinting; Processes and means for preventing photoprinting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/204—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils
    • G01D5/2073—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of a single coil with respect to two or more coils
    • G01D5/208—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the mutual induction between two or more coils by movement of a single coil with respect to two or more coils using polyphase currents
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/02—Sensitometric processes, e.g. determining sensitivity, colour sensitivity, gradation, graininess, density; Making sensitometric wedges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
GB41279/75A 1974-10-18 1975-10-08 Member of a position measuring transducer and a method of making same Expired GB1490908A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51604974A 1974-10-18 1974-10-18

Publications (1)

Publication Number Publication Date
GB1490908A true GB1490908A (en) 1977-11-02

Family

ID=24053911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB41279/75A Expired GB1490908A (en) 1974-10-18 1975-10-08 Member of a position measuring transducer and a method of making same

Country Status (9)

Country Link
US (1) US4138253A (en)
JP (1) JPS5165658A (en)
BR (1) BR7506821A (en)
CA (1) CA1054424A (en)
CH (1) CH604127A5 (en)
DE (1) DE2546504A1 (en)
FR (1) FR2334133A1 (en)
GB (1) GB1490908A (en)
IT (1) IT1055640B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4262070A (en) * 1980-04-18 1981-04-14 Liu Hua Kuang Method of making halftone contact screens
DE3837875A1 (en) * 1988-11-08 1990-05-10 Siemens Ag Process for the production of grating structures having sections which are mutually offset by half a grating period
DE3837874A1 (en) * 1988-11-08 1990-05-10 Siemens Ag Process for the production of grating structures having sections which are mutually offset by half a grating period
US5239288A (en) * 1990-03-09 1993-08-24 Transicoil Inc. Resolver having planar windings
US5928820A (en) * 1994-06-10 1999-07-27 Hyundai Electronics Industries Co., Ltd. Method for measuring pattern line width during manufacture of a semiconductor device
DE102008040949B4 (en) * 2008-08-01 2012-03-08 Sirona Dental Systems Gmbh Optical projection grating, measuring camera with optical projection grating and method for producing an optical projection grating

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE547895A (en) * 1955-05-18 1900-01-01
DE1136834B (en) * 1959-04-09 1962-09-20 Leitz Ernst Gmbh Device for measuring changes in position
US3317320A (en) * 1964-01-02 1967-05-02 Bendix Corp Duo resist process
US3518084A (en) * 1967-01-09 1970-06-30 Ibm Method for etching an opening in an insulating layer without forming pinholes therein
US3647445A (en) * 1969-10-24 1972-03-07 Texas Instruments Inc Step and repeat photomask and method of using same
US3950170A (en) * 1969-12-02 1976-04-13 Licentia Patent-Verwaltungs-G.M.B.H. Method of photographic transfer using partial exposures to negate mask defects

Also Published As

Publication number Publication date
US4138253A (en) 1979-02-06
FR2334133A1 (en) 1977-07-01
BR7506821A (en) 1976-08-17
DE2546504A1 (en) 1976-05-06
JPS5165658A (en) 1976-06-07
CA1054424A (en) 1979-05-15
FR2334133B1 (en) 1983-04-15
IT1055640B (en) 1982-01-11
CH604127A5 (en) 1978-08-31
DE2546504C2 (en) 1987-09-03
AU8575575A (en) 1977-05-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee